#include <iostream>
#include <vector>
using namespace std;

std::vector<uint8_t> test_str = {0x31, 0x32, 0x33, 0x34, 0, 0x35, 0x36, 0x37};

int main(int argc, char **argv)
{
    cout << "start" << endl;
    std::string str_;
    str_.assign(test_str.begin(), test_str.end());
    cout << str_.data() << endl;
    cout << str_.size();
    for (size_t i = 0; i < str_.size(); i++)
    {
        // cout << to_string(str_[i]) << endl;
    }

    return 0;
}